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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_VARIABLES_H_ | 5 #ifndef V8_VARIABLES_H_ |
| 6 #define V8_VARIABLES_H_ | 6 #define V8_VARIABLES_H_ |
| 7 | 7 |
| 8 #include "src/ast-value-factory.h" | 8 #include "src/ast-value-factory.h" |
| 9 #include "src/zone.h" | 9 #include "src/zone.h" |
| 10 | 10 |
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| 180 // Usage info. | 180 // Usage info. |
| 181 bool force_context_allocation_; // set by variable resolver | 181 bool force_context_allocation_; // set by variable resolver |
| 182 bool is_used_; | 182 bool is_used_; |
| 183 InitializationFlag initialization_flag_; | 183 InitializationFlag initialization_flag_; |
| 184 MaybeAssignedFlag maybe_assigned_; | 184 MaybeAssignedFlag maybe_assigned_; |
| 185 }; | 185 }; |
| 186 | 186 |
| 187 class ClassVariable : public Variable { | 187 class ClassVariable : public Variable { |
| 188 public: | 188 public: |
| 189 ClassVariable(Scope* scope, const AstRawString* name, VariableMode mode, | 189 ClassVariable(Scope* scope, const AstRawString* name, VariableMode mode, |
| 190 Kind kind, InitializationFlag initialization_flag, | 190 InitializationFlag initialization_flag, |
| 191 MaybeAssignedFlag maybe_assigned_flag = kNotAssigned, | 191 MaybeAssignedFlag maybe_assigned_flag = kNotAssigned, |
| 192 int declaration_group_start = -1) | 192 int declaration_group_start = -1) |
| 193 : Variable(scope, name, mode, kind, initialization_flag, | 193 : Variable(scope, name, mode, Variable::CLASS, initialization_flag, |
| 194 maybe_assigned_flag), | 194 maybe_assigned_flag), |
| 195 declaration_group_start_(declaration_group_start), | 195 declaration_group_start_(declaration_group_start), |
| 196 corresponding_outer_class_variable_(nullptr) {} | 196 corresponding_outer_class_variable_(nullptr) {} |
| 197 | 197 |
| 198 int declaration_group_start() const { return declaration_group_start_; } | 198 int declaration_group_start() const { return declaration_group_start_; } |
| 199 | 199 |
| 200 ClassVariable* corresponding_outer_class_variable() const { | 200 ClassVariable* corresponding_outer_class_variable() const { |
| 201 return corresponding_outer_class_variable_; | 201 return corresponding_outer_class_variable_; |
| 202 } | 202 } |
| 203 void set_corresponding_outer_class_variable(ClassVariable* var) { | 203 void set_corresponding_outer_class_variable(ClassVariable* var) { |
| 204 corresponding_outer_class_variable_ = var; | 204 corresponding_outer_class_variable_ = var; |
| 205 } | 205 } |
| 206 | 206 |
| 207 private: | 207 private: |
| 208 // For classes we keep track of consecutive groups of delcarations. They are | 208 // For classes we keep track of consecutive groups of delcarations. They are |
| 209 // needed for strong mode scoping checks. TODO(marja, rossberg): Implement | 209 // needed for strong mode scoping checks. TODO(marja, rossberg): Implement |
| 210 // checks for functions too. | 210 // checks for functions too. |
| 211 int declaration_group_start_; | 211 int declaration_group_start_; |
| 212 ClassVariable* corresponding_outer_class_variable_; | 212 ClassVariable* corresponding_outer_class_variable_; |
| 213 }; | 213 }; |
| 214 } } // namespace v8::internal | 214 } } // namespace v8::internal |
| 215 | 215 |
| 216 #endif // V8_VARIABLES_H_ | 216 #endif // V8_VARIABLES_H_ |
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